package com.jeecms.common.ipseek;

import org.apache.commons.io.IOUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.core.io.DefaultResourceLoader;
import org.springframework.core.io.Resource;
import org.springframework.core.io.ResourceLoader;

import java.io.IOException;
import java.io.InputStream;
import java.util.NoSuchElementException;
import java.util.Properties;

/**
 * 装载淘宝、百度api地址属性
 */
/**
 * Properties文件载入工具类. 可载入多个properties文件, 相同的属性在最后载入的文件中的值将会覆盖之前的值，但以System的Property优先.
 * @author calvin
 * @version 2013-05-15
 */
public class PropertiesLoader {

    private static Logger logger = LoggerFactory.getLogger(PropertiesLoader.class);
    private static final String API_FILENAME = "api.properties";

    private static ResourceLoader resourceLoader = new DefaultResourceLoader();

    private static Properties properties;



    static {
        properties = new PropertiesLoader().loadProperties(API_FILENAME);
    }


    public static String getWeixinHost() {
        return properties.getProperty("weixin_host");
    }
    public static String getWeixinPayKey() {
        return properties.getProperty("weixin_pay_key");
    }
    public static String getAliPrivateKey() {
        return properties.getProperty("ali_privatekey");
    }
    public static String getAliPublicKey() {
        return properties.getProperty("ali_publickey");
    }
    public static String getAliAppid() {
        return properties.getProperty("ali_appid");
    }


    /**
     * Returns taobao api url
     */
    public static String getTaobaoApi() {
        return properties.getProperty("api.taobao");
    }

    /**
     * Returns baidu api  url
     */
    public static String getBaiduApi() {
        return properties.getProperty("api.baidu");
    }

    /**
     * Returns baidu api ak
     */
    public static String getBaiduApiAk() {
        return properties.getProperty("api.baidu.ak");
    }

    public static String getSinaApi() {
        return properties.getProperty("api.sina");
    }

    /**
     * 取出Property，但以System的Property优先,取不到返回空字符串.
     */
    private String getValue(String key) {
        String systemProperty = System.getProperty(key);
        if (systemProperty != null) {
            return systemProperty;
        }
        if (properties.containsKey(key)) {
            return properties.getProperty(key);
        }
        return "";
    }

    /**
     * 取出String类型的Property，但以System的Property优先,如果都为Null则抛出异常.
     */
    public String getProperty(String key) {
        String value = getValue(key);
        if (value == null) {
            throw new NoSuchElementException();
        }
        return value;
    }

    /**
     * 取出String类型的Property，但以System的Property优先.如果都为Null则返回Default值.
     */
    public String getProperty(String key, String defaultValue) {
        String value = getValue(key);
        return value != null ? value : defaultValue;
    }

    /**
     * 取出Integer类型的Property，但以System的Property优先.如果都为Null或内容错误则抛出异常.
     */
    public Integer getInteger(String key) {
        String value = getValue(key);
        if (value == null) {
            throw new NoSuchElementException();
        }
        return Integer.valueOf(value);
    }

    /**
     * 取出Integer类型的Property，但以System的Property优先.如果都为Null则返回Default值，如果内容错误则抛出异常
     */
    public Integer getInteger(String key, Integer defaultValue) {
        String value = getValue(key);
        return value != null ? Integer.valueOf(value) : defaultValue;
    }

    /**
     * 取出Double类型的Property，但以System的Property优先.如果都为Null或内容错误则抛出异常.
     */
    public Double getDouble(String key) {
        String value = getValue(key);
        if (value == null) {
            throw new NoSuchElementException();
        }
        return Double.valueOf(value);
    }

    /**
     * 取出Double类型的Property，但以System的Property优先.如果都为Null则返回Default值，如果内容错误则抛出异常
     */
    public Double getDouble(String key, Integer defaultValue) {
        String value = getValue(key);
        return value != null ? Double.valueOf(value) : defaultValue;
    }

    /**
     * 取出Boolean类型的Property，但以System的Property优先.如果都为Null抛出异常,如果内容不是true/false则返回false.
     */
    public Boolean getBoolean(String key) {
        String value = getValue(key);
        if (value == null) {
            throw new NoSuchElementException();
        }
        return Boolean.valueOf(value);
    }

    /**
     * 取出Boolean类型的Property，但以System的Property优先.如果都为Null则返回Default值,如果内容不为true/false则返回false.
     */
    public Boolean getBoolean(String key, boolean defaultValue) {
        String value = getValue(key);
        return value != null ? Boolean.valueOf(value) : defaultValue;
    }

    /**
     * Returns accessKeyId
     */
    public static String getAccessKeyId() {
        return properties.getProperty("accessKeyId");
    }

    /**
     * Returns accessKeySecret
     */
    public static String getAccessKeySecret() {
        return properties.getProperty("accessKeySecret");
    }

    /**
     * Returns appid
     */
    public static String getAppId() {
        return properties.getProperty("appid");
    }

    /**
     * Returns appsecret
     */
    public static String getAppSecret() {
        return properties.getProperty("appsecret");
    }

    /**
     * Returns signName
     */
    public static String getSignName(){
        return properties.getProperty("signName");
    }

    /**
     * Returns templateCodeForReg
     */
    public static String getTemplateCodeForReg(){
        return properties.getProperty("templateCodeForReg");
    }

    /**
     * Returns templateCodeForReset
     */
    public static String getTemplateCodeForReset(){
        return properties.getProperty("templateCodeForReset");
    }


    /**
     * 载入多个文件, 文件路径使用Spring Resource格式.
     */
    private Properties loadProperties(String... resourcesPaths) {
        properties = new Properties();
        for (String location : resourcesPaths) {
            InputStream is = null;
            try {
                Resource resource = resourceLoader.getResource(location);
                is = resource.getInputStream();
                properties.load(is);
            } catch (IOException ex) {
                logger.info("Could not load properties from path:" + location + ", " + ex.getMessage());
            } finally {
                IOUtils.closeQuietly(is);
            }
        }
        return properties;
    }
}